Lecture 14 Quiz

Lecture 14 Quiz

A short quiz on Lecture 14 to prepare for the upcoming midterm, so you can pass

published on March 19, 20135 responses 0

Which results from abnormalities in biological process

Spontaneous Mutation
Induced Mutation
Point Mutation

Which are examples of mutations outside of coding sequences

Select the two correct answers
A mutation may alter the sequence within a promoter
Changes the polypeptide chain
Make you eligible to join the X-men

A heritable change in the genetic material is a..

DNA repair system
Mutation
Simple Evolution
Complex Evolution

True or False: not all living organisms need the ability to repair changes that occur in DNA

True
False

True or False: Noninonizing radiation forms thymine dimers

True
False

Which changes a single amino acid in a polypeptide

Point mutation
Silent Mutation
Missense Mutation
Nonsense mutation
Frameshift mutation

What does DNA repair system do?

changes genetic material
reverses DNA damages
finds mismatched bases
detects mutagens

Which causes the DNA to loop

MutH
MutS
MutL

Which finds mismatched bases

MutH
MutS
MutL

Which affect only a single base pair

Missense mutation
Silent mutation
Point Mutation
Nonsense mutation
Frameshift mutation

Which changes the codon to a stop or termination codon from a normal codon

Point Mutation
Silent Mutation
Missense Mutation
Nonsense Mutation
Frameshift Mutation

Which distinguishes between the parental strands and the newly made strands

MutH
MutS
MutL

True or False: When a mutation occurs in a somatic cell is affects all the cells in the body

True
False

Which is an example of Ionzing radiation

X-rays
UV rays
Microwaves

Which uses a template for resynthesis or repair of DNA

Nucleotide Excision Repair
Methyl-Directed Mismatch
Protein Repair

Which does not alter the amino acid sequence

Point Mutation
Silent Mutation
Missense Mutation
Nonsense Mutation
Frameshift

Which is the most common system of DNA repair

Nucleotide Excision Repair
Methyl-Directer Mismatch Repair
Protein Repair

What is brough on by environmental agents?

Spontaneous Mutation
Induced Mutation
Point Mutation